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This Jan. 12, 2013 photo released by Burlington International Airport shows a local class doing yoga at the Burlington International Airport in Burlington, Vt., to celebrate the grand opening of a yoga space for travelers. The airport is one of at least three airports offering a space for travelers to practice yoga while waiting for flights to make their trip more relaxing. (AP Photo/Burlington International Airport)

This Jan. 12, 2013 photo released by Burlington International Airport shows a local class doing yoga at the Burlington International Airport in Burlington, Vt., to celebrate the grand opening of a yoga space for travelers. The airport is one of at least three airports offering a space for travelers to practice yoga while waiting for flights to make their trip more relaxing. (AP Photo/Burlington International Airport)